Optional Accessories
With Synology accessories, you can customize your Synology NAS to fit different business environments without
worrying about compatibility and stability. Visit
• Memory Module
Model Name
D4RD-2666-16G
D4RD-2666-32G
• PCIe Add-in Card
Model Name
E10G18-T2
E10G18-T1
E10G17-F2
• Expansion Unit
Model Name
RX1217sas
RX2417sas
Note:
Your Synology NAS supports up to two expansion units, which can be either two identical RX1217sas/
RX2417sas or one of each.
6 Chapter 1: Before You Start
www.synology.com/compatibility
Picture
Picture
Dual-port, 10GbE SFP+ Network
Picture
expansion unit, compatible with
expansion unit, compatible with
for more information.
Description
16GB DDR4-2666 ECC
Registered DIMM
32GB DDR4-2666 ECC
Registered DIMM
Description
Dual-port, 10GbE RJ-45
Network Interface Card
Single-port, 10GbE RJ-45
Network Interface Card
Interface Card
Description
12-bay Rackmount type
3.5"/2.5" SAS/SATA drives
24-bay Rackmount type
2.5" SAS/SATA drives